Crash when creating StaticMesh repeatedly

Tools - Nov 21, 2014

UE4Editor crashes when creating static meshes. Event at startup time while it tries to create default object it crash sometimes. ...

Access Violation in delegatesignatureimpl.inl after HotReload

UE - Foundation - Core - Jan 27, 2017

This is the third different callstack in an attempt to repro a HotReload crash I am experiencing. The other two are:[Link Removed]: Nullptr Ensure and crash after HotReloading[Link Removed]: Assert ...

Crash when splitting up output of collapsed node

UE - Gameplay - Blueprint Compiler - Feb 13, 2017

A crash occurs when splitting the pin of a collapsed vector node that was connected via a vector connection. This issue is very similar to [Link Removed] however, the callstacks are different so I ...

Sequencer based Camera Shake throws an assertion when spammed

UE - Anim - Sequencer - Apr 7, 2022

Activating a Sequencer based Camera Shake repetitively results in an assertion being thrown. Assertion failed: DestAllocationIndex != SourceAllocationIndex [File:D:\build\++UE5\Sync\Engine\Source\R ...

Walking into some destructibles crashes the editor

UE - Simulation - Physics - Destruction - Aug 20, 2015

Submitted by a licensee on UDN. I verified it and have attached the test level that he provided. In the test map. some boxes fall and break. Walking straight into the boxes causes the editor to cra ...

Engine Crashes When SubAnimInstance is set up and Master Sequence is Set to Spawnable

OLD - Anim - Oct 20, 2017

Engine crashes when CharacterBP is dragged into the Shots track and Spawnable is checked and unchecked when character animation Blueprint has a SubAnimInstance set up. ...

Crash when updating phsyics simulated box extent during runtime

UE - Simulation - Physics - May 12, 2017

If a Box Collision component is set to simulate physics, calling "Set Box Extent" causes the editor to crash. Workaround: Setting Collision Enabled for the box component to "Physics Only" or "Query ...

Crash when compiling Blueprint class based off C++ actor with a Niagara component that has a user color curve

UE - Niagara - Mar 6, 2020

When creating a blueprint class based on a C++ actor with a Niagara component, color curves will cause the editor to crash when compiling the blueprint. This will impact users creating their own cla ...

Origin Shifting Landscape crashes Render Thread

UE - LD & Modeling - Terrain - Landscape - Jan 10, 2020

Shifting the world origin with a landscape in the level causes a crash in the render thread. This does not crash in 4.23.1 (CL-9631420). This was reported and tested in 4.24.1 (CL-10757647) and rep ...

FFrame::ReadProperty() occur crash if Blendspace Player node use Function to get BlendSpace Asset

UE - Anim - Runtime - Anim Blueprints - May 25, 2022

If user connect a function that returns a Blendspace Asset to a Blendspace Player that BlendSpaceAsset settings are exposed to a pin, it crashes in the package. It does not occur if user do not con ...